Himouto! Umaru-chan is a comedy anime series that follows the life of Umaru Doma, a high school girl with a double life. At school, she is the perfect student with beauty and charm, but at home, she transforms into a lazy otaku with an insatiable love for snacks, video games, and anime. The series humorously explores her interactions with her brother and friends as she juggles her dual identities.